ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2026

The TreeView control
The TreeView control is a tree structure used to simplify the display of information that can be represented hierarchically......
InitialItem (Property)
InitialItem is used to find out the initial name of an item found in a query. This name is known from the alias of this item.
tapiCallDuring (Function)
Returns the duration of the call (difference between the start date and time of call and the end date and time of call).
zipNbPartNeeded (Function)
Returns the number of parts of a given size required to split a single-part archive.
<DiskFile variable>.ReadLineRegularExpression (Function)
Reads a line in an external file, gets sections of this line according to a regular expression and assigns them to a variable.
<Word Processing>.InfoXY (Function)
For a given position (coordinates of a point) in a Word Processing control, returns one of the following: the number of the corresponding page, the corresponding X-position (in mm), the corresponding Y-position (in mm)....
<zipArchive variable>.NbPartNeeded (Function)
Returns the number of parts of a given size required to split a single-part archive.
Error 2: Incomplete line
Internal procedure
Several features require a procedure called once or several times via a WLanguage function ("Callback")....
7. Source Code Manager (SCM)
Millisecond (Property)
The Millisecond property is used to: Retrieve the number of milliseconds from a Time, DateTime or Duration variable. Modify the number of milliseconds in a Time, DateTime or Duration variable. Retrieve the milliseconds or the number of milliseconds from a Date item (in "Date and Time" or "Duration" format) Modify the milliseconds or number of milliseconds in a Date item ("Date and Time" or "Duration" format)...
Creating an interactive diagram
The Diagram Editor control allows end users to create and edit diagrams......
Second (Property)
The Second property is used to: Retrieve the number of seconds from a Time, DateTime or Duration variable. Modify the number of seconds in a Time, DateTime or Duration variable. Retrieve the seconds or the number of seconds from a Date item (in "Date and Time" or "Duration" format) Modify the seconds or the number of seconds in a Date item (in "Date and Time" or "Duration" format)...
Different types of pages
WEBDEV enables you to create static sites and/or dynamic sites......
Site test: the different types of tests
WEBDEV includes multiple methods for testing your sites......
Error 404: The file for HFSQL browse cannot be an expression of this type
<zipArchive variable>.IsMulti (Function)
Returns the type of archive: single-part archive or multi-part archive.
NetMachineName (Function)
Returns the name of the local computer or the name of a computer whose IP address is known (reverse DNS resolution).
zipIsMulti (Function)
Returns the type of archive: single-part archive or multi-part archive.
Error 16: Incompatible CASE
Handling PDF Reader controls programmatically
A PDF Reader control can be handled through programming......
DocInfoXY (Function)
For a given position in a Word Processing control (coordinates of a control point), returns one of the following: the number of the corresponding page, the corresponding X-position (in mm), the corresponding Y-position (in mm)...
Image properties (help system)
At any time, you can change the characteristics of an image inserted into a help page in the image properties......
Managing the required input in WEBDEV
To prevent users from leaving a control empty, you can set it as a required field......
WDConver : Use in command line mode
Using WDConver in command line mode consists in running a conversion description created and saved with WDConver ("......